3 years ago

How many solutions are in the equation 3x^2+4x-7=0?

1 answer:

kramer3 years ago

4 0

Hello :
the equation 3x^2+4x-7=0 has 2 solutions because : ac < 0
a = 3 b=4 c= -7
Δ = b²-4ac....... b² ≥ 0 and -4ac > 0 ..... (ac < 0 )
coclusion : Δ>0.....(2 solutions)

You might be interested in

Hello what is the answer please 5+30÷10=

Brilliant_brown [7]

Answer:

Mizuki is here to help! The answer is 8!

Step-by-step explanation:

5 + 30 ÷ 10 =

5 + 3 =

Remember PEMDAS!

8 0

3 years ago

Read 2 more answers

Determine the scale factor of the dilation, if OA = 7 and OA' = 21.

AURORKA [14]

Answer:

i think its 3

Step-by-step explanation:

21/7=3

The second figure OA' divided by first figure OA = 21/7=3

7 0

2 years ago

The pressure of a scuba tank should be within 500 pounds per square inch (psi)of 2500 psi. Write the range of optimum pressures.

Aleonysh [2.5K]

The range would be between 2000 and 3000 PSI.

Explanation:

2500 PSI - 500 PSI = 2000 PSI

2500 PSI + 500 PSI = 3000 PSI

Hope this helps :)

3 0

3 years ago

(05.05)Seth and Jennifer are trying to figure out how long they can live off their $22,500 savings if they spend $530 each month

hichkok12 [17]

Y=22500-530x is the correct equation

Hope this helps.

5 0

3 years ago

20 1. Find the sum of the series > 4n - 1. Show your work. n=1 Answer:

bixtya [17]

Answer:

I guess answer is 3 as n value is 1 so we can substitute 1 in n value so that we can get answer as 3

7 0

2 years ago